Gurobi 5.0.1 (linux64) logging started Tue Jan 22 19:52:19 2013 Optimize a model with 14200 rows, 21302 columns and 28400 nonzeros Model has 7100 quadratic constraints Presolve time: 0.01s Presolved: 14200 rows, 21302 columns, 28400 nonzeros Presolved model has 7100 second-order cone constraints Ordering time: 0.00s Barrier statistics: Dense cols : 2 Free vars : 2 AA' NZ : 2.130e+04 Factor NZ : 4.970e+04 (roughly 15 MBytes of memory) Factor Ops : 1.775e+05 (less than 1 second per iteration) Threads : 1 Objective Residual Iter Primal Dual Primal Dual Compl Time 0 6.16033937e+06 0.00000000e+00 9.95e-14 4.94e-01 2.99e+02 0s 1 1.22990596e+06 2.43916049e+05 7.18e-08 4.90e-05 4.63e+01 0s 2 9.15844895e+05 7.21014655e+05 3.27e-08 3.52e-06 9.15e+00 0s 3 8.41100714e+05 8.03021473e+05 6.92e-09 4.08e-07 1.79e+00 0s 4 8.16090684e+05 8.13741510e+05 6.39e-14 5.29e-08 1.10e-01 0s 5 8.15573465e+05 8.15511405e+05 2.84e-14 7.58e-10 2.91e-03 0s 6 8.15542361e+05 8.15538025e+05 1.08e-10 1.59e-09 2.04e-04 0s 7 8.15539831e+05 8.15538452e+05 3.54e-11 2.48e-10 6.47e-05 0s 8 8.15538860e+05 8.15538557e+05 7.75e-12 3.67e-12 1.42e-05 0s Barrier solved model in 8 iterations and 0.26 seconds Optimal objective 8.15538860e+05